Reduce the perf overhead of our dangling markup experiments.

third_party/WebKit/Source/platform/weborigin/KURLTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 284 matching lines @@
 
   // Encoding should not NFC-normalize the string.
   // Contain a combining character ('e' + COMBINING OGONEK).
   String combining(String::fromUTF8("\x65\xCC\xA8"));
   EXPECT_EQ(encodeWithURLEscapeSequences(combining), "e%CC%A8");
   // Contain a precomposed character corresponding to |combining|.
   String precomposed(String::fromUTF8("\xC4\x99"));
   EXPECT_EQ(encodeWithURLEscapeSequences(precomposed), "%C4%99");
 }
 
+TEST(KURLTest, RemoveWhitespace) {
+  struct {
+    const char* input;
+    const char* expected;
+  } cases[] = {
+      {"ht\ntps://example.com/yay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"ht\ttps://example.com/yay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"ht\rtps://example.com/yay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://exa\nmple.com/yay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://exa\tmple.com/yay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://exa\rmple.com/yay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/y\nay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/y\tay?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/y\ray?boo#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/yay?b\noo#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/yay?b\too#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/yay?b\roo#foo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/yay?boo#f\noo", "https://example.com/yay?boo#foo"},
+      {"https://example.com/yay?boo#f\too", "https://example.com/yay?boo#foo"},
+      {"https://example.com/yay?boo#f\roo", "https://example.com/yay?boo#foo"},
+  };
+
+  for (const auto& test : cases) {
+    const KURL input(ParsedURLString, test.input);
+    const KURL expected(ParsedURLString, test.expected);
+    EXPECT_EQ(input, expected);
+    EXPECT_TRUE(input.whitespaceRemoved());
+    EXPECT_FALSE(expected.whitespaceRemoved());
+  }
+}
+
 TEST(KURLTest, ResolveEmpty) {
   KURL emptyBase;
 
   // WebKit likes to be able to resolve absolute input agains empty base URLs,
   // which would normally be invalid since the base URL is invalid.
   const char abs[] = "http://www.google.com/";
   KURL resolveAbs(emptyBase, abs);
   EXPECT_TRUE(resolveAbs.isValid());
   EXPECT_STREQ(abs, resolveAbs.getString().utf8().data());
 
@@ skipping 409 matching lines @@
   };
 
   for (size_t i = 0; i < WTF_ARRAY_LENGTH(referrerCases); i++) {
     KURL kurl(ParsedURLString, referrerCases[i].input);
     String referrer = kurl.strippedForUseAsReferrer();
     EXPECT_STREQ(referrerCases[i].output, referrer.utf8().data());
   }
 }
 
 }  // namespace blink